Home / 7,968.53-11,952.85-2,774.41

Finding the Fourth Proportional to 7,968.53, 11,952.85 and 2,774.41

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Solution

The fourth proportional to 7,968.53, 11,952.85 and 2,774.41 is: 4,161.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,968.53 : 11,952.85 = 2,774.41 : x
  2. Step 2: Convert to fraction form
    7,968.53/11,952.85 = 2,774.41/x
  3. Step 3: Cross multiply
    7,968.53x = 11,952.85 × 2,774.41
  4. Step 4: Simplify right side
    7,968.53x = 33,162,106.57
  5. Step 5: Solve for x
    x = 33,162,106.57/7,968.53
  6. Step 6: Final answer
    x = 4,161.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.